Peptide Database

Peptide NameCecropin A

Function Ontology

Antimicrobial

Toxicity / Safety ▸ Negative safety assay result ▸ Non-hemolytic

Standard StatusStandard

Sequence Length66 amino acids

Chemical FormulaC333H550N88O83S2

DescriptionStandard

        MNYKRIFFSLLSILLISMVASSPAPKWKPFKKLEKIGQRVRDGIIKAGPAVQVVGEAAAILKPAQG
    

Molecular Weight7178.60 Da

Isoelectric Point (pI)10.52

Net Charge (pH 7.0)7.50

Net Charge (pH 7.4) 7.26

Charge Density (pH 7.0) 0.1136

GRAVY Index0.25

Hydrophobic Moment 0.83

Boman Index0.14

Instability Index30.23

Aliphatic Index 110.91

Aromaticity 0.0758

Extinction Coeff. Reduced 6990.00

Extinction Coeff. Oxidized 6990.00

The radar chart summarizes major physicochemical dimensions for quick comparison, while exact numerical values remain listed on the left.

Amino Acid Composition

TPSA 2726.16

LogP -18.80

H-bond Donors 93.0

H-bond Acceptors 93.0

Rotatable Bonds 241.0

Heavy Atoms 506.0

Ring Count 11.0

Amide Bonds 69.0

3D PDB MODEL

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2D CHEMICAL STRUCTURE

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RECORD: Rec_0290865 VERIFIED: NO

Provenance & Taxonomy

OrganismDanaus plexippus plexippus [Bacterium]

FamilyCecropin

Structure & Mods

Configlinear peptide [Linear]

Chiralitycanonical L-amino-acid peptide [L]

Bio-Activity Profile

Function

Antimicrobial Non-hemolytic Non-ribosomal

RECORD: Rec_0386187 VERIFIED: NO